Technics SA-5770 specifications

Category : Receiver

Brand : Technics

General

connectors

Technical data

amplifier

Tuner

special features

• manufacturer: Technics
• model: SA-5770 / SA-5770K
• year of construction: 1977 - 1978
• Made in: Osaka, Japan
• color: SA-5770 silver, SA-5770K Black, both with wooden body
• remote control: no
• power consumption: 430 W max.
• Dimensions: 590 x 180 x 493 mm (WxHxD)
• Weight: 26.5 kg
• Factory price approx.: 800 US$ (USA, 1977), corresponds to about 3,200 DM

• Number of inputs:
  • Phono 1: 2.5 mV / switchable 25 k643961b8da111c0a15d770a1109a86d4, 50 k643961b8da111c0a15d770a1109a86d4, 100 k643961b8da111c0a15d770a1109a86d4, max. 20 mV
  • Phono 2: 2.5mV / 50 k643961b8da111c0a15d770a1109a86d4, max. 20 mV
  • Aux 1, 2: 200 mV / 50 k643961b8da111c0a15d770a1109a86d4
  • Tape Play 1, 2: 150 mV / 47 k643961b8da111c0a15d770a1109a86d4
  • Tape Play 2 DIN: 180 mV / 47 k643961b8da111c0a15d770a1109a86d4
  • Main Input: 1.5V / 47 k643961b8da111c0a15d770a1109a86d4
  • VHF/MW Antenna: 75/300 643961b8da111c0a15d770a1109a86d4
• Number of Outputs:
  • Tape Rec 1, 2: 200 mV
  • Tape Rec 2 DIN: 80 mV
  • Pre Out: 1.5V / 100 ohm, max. 3 V / 100 643961b8da111c0a15d770a1109a86d4
  • Headphones (6.3mm jack)
  • 2 pairs of speakers 4 - 16 643961b8da111c0a15d770a1109a86d4

• Phono 1: 2.5mV / switchable 25 k643961b8da111c0a15d770a1109a86d4, 50 k643961b8da111c0a15d770a1109a86d4, 100 k643961b8da111c0a15d770a1109a86d4, max. 20 mV
• Phono 2: 2.5mV / 50 k643961b8da111c0a15d770a1109a86d4, max. 20 mV
• Aux 1, 2: 200 mV / 50 k643961b8da111c0a15d770a1109a86d4
• Tape Play 1, 2: 150 mV / 47 k643961b8da111c0a15d770a1109a86d4
• Tape Play 2 DIN: 180 mV / 47 k643961b8da111c0a15d770a1109a86d4
• Main Input: 1.5V / 47 k643961b8da111c0a15d770a1109a86d4
• VHF/MW Antenna: 75/300 643961b8da111c0a15d770a1109a86d4

• Tape Rec 1, 2: 200 mV
• Tape Rec 2 DIN: 80 mV
• Pre Out: 1.5V / 100 643961b8da111c0a15d770a1109a86d4, max. 3 V / 100 643961b8da111c0a15d770a1109a86d4s
• headphone (6.3 mm Jack)
• 2 pairs of Speakers 4 - 16 643961b8da111c0a15d770a1109a86d4s

• continuous power
  • 8 643961b8da111c0a15d770a1109a86d4: 2x 165 W (20 - 20.000 Hz, 0,08 %), 2x 175 W (1 kHz, 0,08 %)
  • 4 643961b8da111c0a15d770a1109a86d4: 2x 205 W (20 - 20.000 Hz, 0,08 %), 2x 230 W (1 kHz, 0,08 %)
• dynamic performance
  • 8 643961b8da111c0a15d770a1109a86d4s:
  • 4 643961b8da111c0a15d770a1109a86d4:
• total harmonic distortion: 0.08 to %
• damping factor: 60 at 8 643961b8da111c0a15d770a1109a86d4s
• frequency response:
  • Phono: ± 0.2 dB (RIAA)
  • high-level: 20 - 20 000 Hz (+ 0 dB / - 0.3 dB)
• s / n ratio: (at nominal power)
  • Phono: 78 dB
  • high level: 95 dB
• control:
  • Bass: 50 Hz, ± 12 dB
    • crossover frequencies: 250 Hz, 500 Hz
  • in the Middle: 1 kHz ± 8 dB
    • crossover frequency: adjustable 250 Hz - 5 kHz
  • treble sound: 10 kHz, ± 10 dB
    • crossover frequencies: 2.5 kHz, 5 kHz
• Loudness: Yes, 50 Hz + 10 dB
• High Filter : Yes, 7 kHz, 12 dB / octave
• Low Filter (Subsonic): Yes, 30 Hz, - 12 dB / octave
• Muting: -20 dB

• 8 643961b8da111c0a15d770a1109a86d4: 2x 165 W (20 - 20.000 Hz, 0,08 %), 2x 175 W (1 kHz, 0,08 %)
• 4 643961b8da111c0a15d770a1109a86d4: 2x 205 W (20 - 20.000 Hz, 0,08 %), 2x 230 W (1 kHz, 0,08 %)

• 8 643961b8da111c0a15d770a1109a86d4s:
• 4 643961b8da111c0a15d770a1109a86d4:

• Phono: ± 0.2 dB (RIAA)
• high-level: 20 - 20 000 Hz (+ 0 dB / - 0.3 dB)

• Phono: 78 dB
• high level: 95 dB

• Bass: 50 Hz, ± 12 dB
  • crossover frequencies: 250 Hz, 500 Hz
• in the Middle: 1 kHz ± 8 dB
  • crossover frequencies: adjustable 250 Hz - 5 kHz
• treble: 10 kHz ± 10 dB
  • crossover frequencies: 2.5 kHz, 5 kHz

• crossover frequencies: 250 Hz, 500 Hz

• crossover frequencies: adjustable 250 Hz - 5 kHz

• crossover frequencies: 2.5 kHz, 5 kHz

• receiving: FM/MW
• frequency:
  • FM: 88 - 108 MHz
  • MW: 530 - 1605 KHz
• input sensitivity:
  • FM: 1,8 µV
  • MW: 30 µV
• frequency response: 20 - 18,000 Hz (+ 0.2 dB - 0.8 dB)
• total harmonic distortion:
  • FM, 1 kHz: < 0,1 % (Mono), < 0,15 % (Stereo)
• signal-to-noise ratio:
  • FM: 85 dB (Mono), 75 dB (Stereo)
  • MW: 55 dB
• channel separation: 45 dB (1kHz)
• selectivity: 80 dB
• frequency selection: 1.0 dB
• in addition to the wave selection:
  • FM: 80 dB
  • MW: 40 dB
• mirror frequency attenuation:
  • FM: 85 dB
  • MW: 70 dB
• ZF-loss:
  • FM: 100 dB
  • MW: 70 dB
• ON-suppression: 60 dB

• FM: 88 - 108 MHz
• MW: 530 - 1605 KHz

• FM: 1,8 µV
• MW: 30 µV

• FM, 1 kHz: < 0,1 % (Mono), < 0,15 % (Stereo),

• FM: 85 dB (Mono), 75 dB (Stereo)
• MW: 55 dB

• FM: 80 dB
• MW: 40 dB

• FM: 85 dB
• MW: 70 dB

• FM: 100 dB
• MW: 70 dB

• Stereo / Mono switch
• Delay Time switch
• source display with LED
• Pre-/power amplifier can be separated

• Other models from the same series:
• Technics SA-5070
• Technics SA-5170
• Technics SA-5270
• Technics SA-5370
• Technics SA-5470
• Technics SA-5570
• Technics SA-5770

• the previous model: Technics SA-5760
• Technics SA-5760

• successor model: Technics SA-1000
• Technics SA-1000

• image: Technics SA-5770

• extract from the prospectus: Technics SA-5770 advertising

• extract from the prospectus: Technics SA-5770 advertising

• External Link to website, "The Vintage Knob": [1]

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